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import { MarkdownV2Parser } from "../../gramjs/extensions/markdownv2"; | ||
import { Api as types } from "../../gramjs/tl/api"; | ||
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describe("MarkdownV2Parser", () => { | ||
describe(".parse", () => { | ||
test("it should parse bold entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse("Hello *world*"); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityBold); | ||
}); | ||
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test("it should parse italic entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse("Hello -world-"); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityItalic); | ||
}); | ||
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test("it should parse code entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse("Hello `world`"); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityCode); | ||
}); | ||
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test("it should parse pre entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse("Hello ```world```"); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityPre); | ||
}); | ||
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test("it should parse strike entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse("Hello ~world~"); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityStrike); | ||
}); | ||
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test("it should parse link entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse( | ||
"Hello [world](https://hello.world)" | ||
); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityTextUrl); | ||
expect((entities[0] as types.MessageEntityTextUrl).url).toEqual( | ||
"https://hello.world" | ||
); | ||
}); | ||
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test("it should parse custom emoji", () =>{ | ||
const [text, entities] = MarkdownV2Parser.parse( | ||
"![👍](tg://emoji?id=5368324170671202286)" | ||
); | ||
expect(text).toEqual("👍"); | ||
expect(entities.length).toEqual(1); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityCustomEmoji); | ||
expect((entities[0] as types.MessageEntityCustomEmoji).documentId).toEqual( | ||
"5368324170671202286" | ||
); | ||
} ) | ||
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test("it should parse multiple entities", () => { | ||
const [text, entities] = MarkdownV2Parser.parse("-Hello- *world*"); | ||
expect(text).toEqual("Hello world"); | ||
expect(entities.length).toEqual(2); | ||
expect(entities[0]).toBeInstanceOf(types.MessageEntityItalic); | ||
expect(entities[1]).toBeInstanceOf(types.MessageEntityBold); | ||
}); | ||
}); | ||
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describe(".unparse", () => { | ||
// skipped until MarkDownV2 | ||
test.skip("it should create a markdown string from raw text and entities", () => { | ||
const unparsed = | ||
"*hello* -hello- ~hello~ `hello` ```hello``` [hello](https://hello.world)"; | ||
const strippedText = "hello hello hello hello hello hello"; | ||
const rawEntities = [ | ||
new types.MessageEntityBold({ offset: 0, length: 5 }), | ||
new types.MessageEntityItalic({ offset: 6, length: 5 }), | ||
new types.MessageEntityStrike({ offset: 12, length: 5 }), | ||
new types.MessageEntityCode({ offset: 18, length: 5 }), | ||
new types.MessageEntityPre({ offset: 24, length: 5, language: "" }), | ||
new types.MessageEntityTextUrl({ | ||
offset: 30, | ||
length: 5, | ||
url: "https://hello.world", | ||
}), | ||
]; | ||
const text = MarkdownV2Parser.unparse(strippedText, rawEntities); | ||
expect(text).toEqual(unparsed); | ||
}); | ||
}); | ||
}); |
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Original file line number | Diff line number | Diff line change |
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import { Api } from "../tl"; | ||
import { HTMLParser } from "./html"; | ||
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export class MarkdownV2Parser { | ||
static parse(message: string): [string, Api.TypeMessageEntity[]] { | ||
// Bold | ||
message = message.replace(/\*(.*?)\*/g, '<b>$1</b>'); | ||
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// underline | ||
message = message.replace(/__(.*?)__/g, '<u>$1</u>'); | ||
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// strikethrough | ||
message = message.replace(/~(.*?)~/g, '<s>$1</s>'); | ||
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// italic | ||
message = message.replace(/-(.*?)-/g, '<i>$1</i>'); | ||
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// pre | ||
message = message.replace(/```(.*?)```/g, '<pre>$1</pre>'); | ||
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// code | ||
message = message.replace(/`(.*?)`/g, '<code>$1</code>'); | ||
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// Spoiler | ||
message = message.replace(/\|\|(.*?)\|\|/g, '<spoiler>$1</spoiler>'); | ||
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// Inline URL | ||
message = message.replace(/(?<!\!)\[([^\]]+)\]\(([^)]+)\)/g, '<a href="$2">$1</a>'); | ||
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// Emoji | ||
message = message.replace(/!\[([^\]]+)\]\(tg:\/\/emoji\?id=(\d+)\)/g, '<tg-emoji emoji-id="$2">$1</tg-emoji>'); | ||
return HTMLParser.parse(message) | ||
} | ||
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static unparse( | ||
text: string, | ||
entities: Api.TypeMessageEntity[] | undefined | ||
) { | ||
text = HTMLParser.unparse(text, entities) | ||
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// Bold | ||
text = text.replace(/<b>(.*?)<\/b>/g, '*$1*'); | ||
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// Underline | ||
text = text.replace(/<u>(.*?)<\/u>/g, '__$1__'); | ||
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// Code | ||
text = text.replace(/<code>(.*?)<\/code>/g, '`$1`'); | ||
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// Pre | ||
text = text.replace(/<pre>(.*?)<\/pre>/g, '```$1```'); | ||
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// strikethrough | ||
text = text.replace(/<s>(.*?)<\/s>/g, '~$1~'); | ||
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// Italic | ||
text = text.replace(/<i>(.*?)<\/i>/g, '-$1-'); | ||
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// Spoiler | ||
text = text.replace(/<spoiler>(.*?)<\/spoiler>/g, '||$1||'); | ||
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// Inline URL | ||
text = text.replace(/<a href="([^"]+)">([^<]+)<\/a>/g, '[$2]($1)'); | ||
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// Emoji | ||
text = text.replace(/<tg-emoji emoji-id="(\d+)">([^<]+)<\/tg-emoji>/g, '![$2](tg://emoji?id=$1)'); | ||
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return text | ||
} | ||
} |
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